Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Component Tests and General Diagnostics

Key interlock system

Function inspection

1. Key interlock function check
(1) Turn the ignition to ON
(2) Depress the brake pedal and place the shift lever in a position other than the P position.
(3) Check that the ignition key cannot be turned to the LOCK position.
(4) Place the shift lever in the P position and turn the ignition key to the LOCK position to check that the ignition key can be pull out.